Language Arts Teaching Resources:

Phonics Worksheets from havefunteaching.com
Includes activities for homophones and suffixes
http://www.havefunteaching.com/worksheets/phonics/

Fact Fragment Frenzy:

Practice Adjectives and Vocabulary:

http://www.readwritethink.org/classroom-resources/student-interactives/what-30017.html

Parts of Speech Resources (awesome, awesome - online quizzes, games, videos, songs):
http://www.vrml.k12.la.us/victery/New08/writing/Speech_Parts.htm

Grammaropolis: Free videos and games to teach children the parts of speech:
http://www.grammaropolis.com/index.html

Vocabulary
5th Grade Synonym & Antonyms